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* @license Apache-2.0
*
* Copyright (c) 2018 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
/**
* If a predicate function returns a truthy value, invoke `x`; otherwise, invoke `y`.
*
* @module @stdlib/utils/async/if-then
*
* @example
* var randu = require( '@stdlib/random/base/randu' );
* var ifthenAsync = require( '@stdlib/utils/async/if-then' );
*
* function predicate( clbk ) {
* setTimeout( onTimeout, 0 );
* function onTimeout() {
* clbk( null, randu() > 0.5 );
* }
* }
*
* function x( clbk ) {
* setTimeout( onTimeout, 0 );
* function onTimeout() {
* clbk( null, 1.0 );
* }
* }
*
* function y( clbk ) {
* setTimeout( onTimeout, 0 );
* function onTimeout() {
* clbk( null, -1.0 );
* }
* }
*
* function done( error, result ) {
* if ( error ) {
* throw error;
* }
* console.log( result );
* }
* ifthenAsync( predicate, x, y, done );
*/
// MODULES //
var main = require( './main.js' );
// EXPORTS //
module.exports = main;
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